CVE-2020-0807 in Windows
Summary
by MITRE
A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka 'Media Foundation Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-0801, CVE-2020-0809, CVE-2020-0869.
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Analysis
by VulDB Data Team • 05/12/2025
The vulnerability identified as CVE-2020-0807 represents a critical memory corruption flaw within Windows Media Foundation component that affects multiple Windows operating systems including Windows 10, Windows Server 2016, and Windows Server 2019. This vulnerability falls under the Common Weakness Enumeration category CWE-125 as it involves improper handling of memory objects leading to potential buffer overflows or memory corruption conditions. The flaw specifically manifests when the Media Foundation framework processes certain media files or streams, creating opportunities for attackers to execute arbitrary code on affected systems.
The technical exploitation of this vulnerability occurs through malformed media files or streams that trigger improper memory handling within the Windows Media Foundation. When the affected component attempts to process these crafted inputs, it fails to properly validate memory boundaries or object references, leading to memory corruption that can be leveraged for privilege escalation or remote code execution. The vulnerability is particularly concerning because Windows Media Foundation is deeply integrated into the Windows operating system and is frequently invoked by various applications and services during media processing operations. Attackers can potentially exploit this weakness by delivering malicious media content through email attachments, web downloads, or file-sharing mechanisms that trigger the vulnerable code path.
The operational impact of CVE-2020-0807 extends beyond simple code execution as it represents a significant threat to enterprise security infrastructure. Organizations running affected Windows systems face potential compromise through various attack vectors including drive-by downloads, malicious email attachments, and compromised websites. The vulnerability can be exploited remotely without user interaction in many scenarios, making it particularly dangerous for enterprise environments. Security researchers have noted that this vulnerability aligns with ATT&CK technique T1059.007 for Windows Command Shell and T1203 for Exploitation for Client Execution, as it enables attackers to execute malicious code through legitimate system processes. The memory corruption aspect of this vulnerability makes it particularly challenging to detect through traditional signature-based security solutions, as the exploitation may appear as normal system behavior until the corruption manifests.
Mitigation strategies for CVE-2020-0807 should include immediate deployment of Microsoft security patches released in the April 2020 security updates, which address the specific memory handling issues within Windows Media Foundation. Organizations should also implement network segmentation and monitoring to detect anomalous media processing activities that might indicate exploitation attempts. Additional protective measures include disabling unnecessary media processing capabilities, implementing application whitelisting policies, and conducting regular vulnerability assessments targeting Windows Media Foundation components. Security teams should monitor for indicators of compromise related to suspicious file processing activities and ensure that all Windows systems are kept current with security updates. The vulnerability highlights the importance of maintaining up-to-date media processing frameworks and implementing defense-in-depth strategies that include both endpoint protection and network-based monitoring solutions to detect potential exploitation attempts.